"I want the work done now."

ISTJ dismissed the person he was talking to and turned back to you. His frown softened the moment he laid his eyes on you.

ISTJ is your colleague who you had your eye on for quite long. He might have came off as strict and unapproachable, but he seemed to be extra soft with you, often showing off his neatly done Excel spreadsheets as if flirting with you. However, both of you are afraid to take the next step...

He scratched the back of his neck and stuttered, "Um... you did your work quite well."